Synopsis: Admiral Nelson takes a brand new atomic submarine through its paces. When the Van Allen radiation belt catches fire, the admiral must find a way to beat the heat or watch the world go up in smoke.

Irwin Allen (June 12, 1916 – November 2, 1991) was an American television, documentary and film director and producer with a varied career who became known as the "Master of Disaster" for his work in the disaster film genre. His most successful productions were The Poseidon Adventure (1972) and The Towering Inferno (1974). He also created several popular 1960s science fiction television series, such as Voyage to the Bottom of the Sea, Lost in Space, The Time Tunnel, and Land of the Giants. more…